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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <svx/XPropertyTable.hxx>
#include <vcl/virdev.hxx>
#include <svx/strings.hrc>
#include <svx/dialmgr.hxx>
#include <svx/xtable.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include <drawinglayer/attribute/fillgradientattribute.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/processor2d/baseprocessor2d.hxx>
#include <drawinglayer/processor2d/processor2dtools.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <memory>
using namespace com::sun::star;
XGradientList::XGradientList( const OUString& rPath, const OUString& rReferer )
: XPropertyList( XPropertyListType::Gradient, rPath, rReferer )
{
}
XGradientList::~XGradientList()
{
}
void XGradientList::Replace(std::unique_ptr<XGradientEntry> pEntry, long nIndex)
{
XPropertyList::Replace(std::move(pEntry), nIndex);
}
XGradientEntry* XGradientList::GetGradient(long nIndex) const
{
return static_cast<XGradientEntry*>( XPropertyList::Get( nIndex ) );
}
uno::Reference< container::XNameContainer > XGradientList::createInstance()
{
return uno::Reference< container::XNameContainer >(
SvxUnoXGradientTable_createInstance( this ),
uno::UNO_QUERY );
}
bool XGradientList::Create()
{
OUStringBuffer aStr(SvxResId(RID_SVXSTR_GRADIENT));
aStr.append(" 1");
sal_Int32 nLen = aStr.getLength() - 1;
Insert(std::make_unique<XGradientEntry>(XGradient(COL_BLACK, COL_WHITE, css::awt::GradientStyle_LINEAR , 0,10,10, 0,100,100),aStr.toString()));
aStr[nLen] = '2';
Insert(std::make_unique<XGradientEntry>(XGradient(COL_BLUE, COL_RED, css::awt::GradientStyle_AXIAL , 300,20,20,10,100,100),aStr.toString()));
aStr[nLen] = '3';
Insert(std::make_unique<XGradientEntry>(XGradient(COL_RED, COL_YELLOW,css::awt::GradientStyle_RADIAL , 600,30,30,20,100,100),aStr.toString()));
aStr[nLen] = '4';
Insert(std::make_unique<XGradientEntry>(XGradient(COL_YELLOW , COL_GREEN, css::awt::GradientStyle_ELLIPTICAL, 900,40,40,30,100,100),aStr.toString()));
aStr[nLen] = '5';
Insert(std::make_unique<XGradientEntry>(XGradient(COL_GREEN , COL_MAGENTA,css::awt::GradientStyle_SQUARE , 1200,50,50,40,100,100),aStr.toString()));
aStr[nLen] = '6';
Insert(std::make_unique<XGradientEntry>(XGradient(COL_MAGENTA, COL_YELLOW ,css::awt::GradientStyle_RECT , 1900,60,60,50,100,100),aStr.toString()));
return true;
}
BitmapEx XGradientList::CreateBitmap( long nIndex, const Size& rSize ) const
{
BitmapEx aRetval;
OSL_ENSURE(nIndex < Count(), "OOps, access out of range (!)");
if(nIndex < Count())
{
const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
// prepare polygon geometry for rectangle
const basegfx::B2DPolygon aRectangle(
basegfx::utils::createPolygonFromRect(
basegfx::B2DRange(0.0, 0.0, rSize.Width(), rSize.Height())));
const XGradient& rGradient = GetGradient(nIndex)->GetGradient();
const sal_uInt16 nStartIntens(rGradient.GetStartIntens());
basegfx::BColor aStart(rGradient.GetStartColor().getBColor());
if(nStartIntens != 100)
{
const basegfx::BColor aBlack;
aStart = interpolate(aBlack, aStart, static_cast<double>(nStartIntens) * 0.01);
}
const sal_uInt16 nEndIntens(rGradient.GetEndIntens());
basegfx::BColor aEnd(rGradient.GetEndColor().getBColor());
if(nEndIntens != 100)
{
const basegfx::BColor aBlack;
aEnd = interpolate(aBlack, aEnd, static_cast<double>(nEndIntens) * 0.01);
}
drawinglayer::attribute::GradientStyle aGradientStyle(drawinglayer::attribute::GradientStyle::Rect);
switch(rGradient.GetGradientStyle())
{
case css::awt::GradientStyle_LINEAR :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Linear;
break;
}
case css::awt::GradientStyle_AXIAL :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Axial;
break;
}
case css::awt::GradientStyle_RADIAL :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Radial;
break;
}
case css::awt::GradientStyle_ELLIPTICAL :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Elliptical;
break;
}
case css::awt::GradientStyle_SQUARE :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Square;
break;
}
default :
{
aGradientStyle = drawinglayer::attribute::GradientStyle::Rect; // css::awt::GradientStyle_RECT
break;
}
}
const sal_uInt16 nSteps((rSize.Width() + rSize.Height()) / 3);
const drawinglayer::attribute::FillGradientAttribute aFillGradient(
aGradientStyle,
static_cast<double>(rGradient.GetBorder()) * 0.01,
static_cast<double>(rGradient.GetXOffset()) * 0.01,
static_cast<double>(rGradient.GetYOffset()) * 0.01,
static_cast<double>(rGradient.GetAngle()) * F_PI1800,
aStart,
aEnd,
nSteps);
const drawinglayer::primitive2d::Primitive2DReference aGradientPrimitive(
new drawinglayer::primitive2d::PolyPolygonGradientPrimitive2D(
basegfx::B2DPolyPolygon(aRectangle),
aFillGradient));
const basegfx::BColor aBlack(0.0, 0.0, 0.0);
const drawinglayer::primitive2d::Primitive2DReference aBlackRectanglePrimitive(
new drawinglayer::primitive2d::PolygonHairlinePrimitive2D(
aRectangle,
aBlack));
// prepare VirtualDevice
ScopedVclPtrInstance< VirtualDevice > pVirtualDevice;
const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D;
pVirtualDevice->SetOutputSizePixel(rSize);
pVirtualDevice->SetDrawMode(rStyleSettings.GetHighContrastMode()
? DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient
: DrawModeFlags::Default);
// create processor and draw primitives
std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D(drawinglayer::processor2d::createPixelProcessor2DFromOutputDevice(
*pVirtualDevice,
aNewViewInformation2D));
if(pProcessor2D)
{
drawinglayer::primitive2d::Primitive2DContainer aSequence(2);
aSequence[0] = aGradientPrimitive;
aSequence[1] = aBlackRectanglePrimitive;
pProcessor2D->process(aSequence);
pProcessor2D.reset();
}
// get result bitmap and scale
aRetval = pVirtualDevice->GetBitmapEx(Point(0, 0), pVirtualDevice->GetOutputSizePixel());
}
return aRetval;
}
BitmapEx XGradientList::CreateBitmapForUI(long nIndex)
{
const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
const Size& rSize = rStyleSettings.GetListBoxPreviewDefaultPixelSize();
return CreateBitmap(nIndex, rSize);
}
BitmapEx XGradientList::GetBitmapForPreview(long nIndex, const Size& rSize)
{
return CreateBitmap(nIndex, rSize);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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